SLING-2845 :  ResourceUtil.getOrCreateResource should catch PersistenceException when calling create 

git-svn-id: https://svn.apache.org/repos/asf/sling/trunk@1477494 13f79535-47bb-0310-9956-ffa450edef68
Update package version because of SLING-2844 and SLING-2845

git-svn-id: https://svn.apache.org/repos/asf/sling/trunk@1477495 13f79535-47bb-0310-9956-ffa450edef68